| /* |
| * Copyright (C) 2004, 2005, 2006 Nikolas Zimmermann <zimmermann@kde.org> |
| * Copyright (C) 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org> |
| * Copyright (C) 2007 Apple Inc. All rights reserved. |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| */ |
| |
| #include "config.h" |
| |
| #include "core/svg/SVGRect.h" |
| |
| #include "bindings/v8/ExceptionState.h" |
| #include "core/dom/ExceptionCode.h" |
| #include "core/svg/SVGAnimationElement.h" |
| #include "core/svg/SVGParserUtilities.h" |
| #include "wtf/text/StringBuilder.h" |
| #include "wtf/text/WTFString.h" |
| |
| namespace WebCore { |
| |
| SVGRect::SVGRect() |
| : SVGPropertyBase(classType()) |
| , m_isValid(true) |
| { |
| } |
| |
| SVGRect::SVGRect(InvalidSVGRectTag) |
| : SVGPropertyBase(classType()) |
| { |
| setInvalid(); |
| } |
| |
| SVGRect::SVGRect(const FloatRect& rect) |
| : SVGPropertyBase(classType()) |
| , m_isValid(true) |
| , m_value(rect) |
| { |
| } |
| |
| PassRefPtr<SVGRect> SVGRect::clone() const |
| { |
| return SVGRect::create(m_value); |
| } |
| |
| PassRefPtr<SVGPropertyBase> SVGRect::cloneForAnimation(const String& value) const |
| { |
| RefPtr<SVGRect> rect = SVGRect::create(); |
| rect->setValueAsString(value, IGNORE_EXCEPTION); |
| return rect.release(); |
| } |
| |
| template<typename CharType> |
| void SVGRect::parse(const CharType*& ptr, const CharType* end, ExceptionState& exceptionState) |
| { |
| const CharType* start = ptr; |
| |
| skipOptionalSVGSpaces(ptr, end); |
| |
| float x = 0.0f; |
| float y = 0.0f; |
| float width = 0.0f; |
| float height = 0.0f; |
| bool valid = parseNumber(ptr, end, x) && parseNumber(ptr, end, y) && parseNumber(ptr, end, width) && parseNumber(ptr, end, height, DisallowWhitespace); |
| |
| if (!valid) { |
| exceptionState.throwDOMException(SyntaxError, "Problem parsing rect \"" + String(start, end - start) + "\""); |
| setInvalid(); |
| return; |
| } |
| |
| skipOptionalSVGSpaces(ptr, end); |
| if (ptr < end) { // nothing should come after the last, fourth number |
| exceptionState.throwDOMException(SyntaxError, "Problem parsing rect \"" + String(start, end - start) + "\""); |
| setInvalid(); |
| return; |
| } |
| |
| m_value = FloatRect(x, y, width, height); |
| m_isValid = true; |
| } |
| |
| void SVGRect::setValueAsString(const String& string, ExceptionState& exceptionState) |
| { |
| if (string.isNull()) { |
| setInvalid(); |
| return; |
| } |
| if (string.isEmpty()) { |
| m_value = FloatRect(0.0f, 0.0f, 0.0f, 0.0f); |
| m_isValid = true; |
| return; |
| } |
| |
| if (string.is8Bit()) { |
| const LChar* ptr = string.characters8(); |
| const LChar* end = ptr + string.length(); |
| parse(ptr, end, exceptionState); |
| return; |
| } |
| |
| const UChar* ptr = string.characters16(); |
| const UChar* end = ptr + string.length(); |
| parse(ptr, end, exceptionState); |
| } |
| |
| String SVGRect::valueAsString() const |
| { |
| StringBuilder builder; |
| builder.append(String::number(x())); |
| builder.append(' '); |
| builder.append(String::number(y())); |
| builder.append(' '); |
| builder.append(String::number(width())); |
| builder.append(' '); |
| builder.append(String::number(height())); |
| return builder.toString(); |
| } |
| |
| void SVGRect::add(PassRefPtrWillBeRawPtr<SVGPropertyBase> other, SVGElement*) |
| { |
| m_value += toSVGRect(other)->value(); |
| } |
| |
| void SVGRect::calculateAnimatedValue(SVGAnimationElement* animationElement, float percentage, unsigned repeatCount, PassRefPtr<SVGPropertyBase> fromValue, PassRefPtr<SVGPropertyBase> toValue, PassRefPtr<SVGPropertyBase> toAtEndOfDurationValue, SVGElement*) |
| { |
| ASSERT(animationElement); |
| RefPtr<SVGRect> fromRect = animationElement->animationMode() == ToAnimation ? this : toSVGRect(fromValue); |
| RefPtr<SVGRect> toRect = toSVGRect(toValue); |
| RefPtr<SVGRect> toAtEndOfDurationRect = toSVGRect(toAtEndOfDurationValue); |
| |
| float animatedX = x(); |
| float animatedY = y(); |
| float animatedWidth = width(); |
| float animatedHeight = height(); |
| animationElement->animateAdditiveNumber(percentage, repeatCount, fromRect->x(), toRect->x(), toAtEndOfDurationRect->x(), animatedX); |
| animationElement->animateAdditiveNumber(percentage, repeatCount, fromRect->y(), toRect->y(), toAtEndOfDurationRect->y(), animatedY); |
| animationElement->animateAdditiveNumber(percentage, repeatCount, fromRect->width(), toRect->width(), toAtEndOfDurationRect->width(), animatedWidth); |
| animationElement->animateAdditiveNumber(percentage, repeatCount, fromRect->height(), toRect->height(), toAtEndOfDurationRect->height(), animatedHeight); |
| |
| m_value = FloatRect(animatedX, animatedY, animatedWidth, animatedHeight); |
| } |
| |
| float SVGRect::calculateDistance(PassRefPtr<SVGPropertyBase> to, SVGElement* contextElement) |
| { |
| // FIXME: Distance calculation is not possible for SVGRect right now. We need the distance for every single value. |
| return -1; |
| } |
| |
| void SVGRect::setInvalid() |
| { |
| m_value = FloatRect(0.0f, 0.0f, 0.0f, 0.0f); |
| m_isValid = false; |
| } |
| |
| } |